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AlladinOne [14]

3 years ago

9

Please hurry! What is the value of the expression when y=3?

1 answer:

lorasvet [3.4K]3 years ago

7 0

<h2>B. 41</h2>

Step-by-step explanation:

$= 12 + {4y}^{2} - 7$

$= 12 + {4(3)}^{2} - 7$

$= 12 + 4(9) - 7$

$= 12 + 36 - 7$

$= 48 - 7$

$= 41$

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Nate weighs 6 pounds more than William. William weighs 3 pounds more than Todd.

djyliett [7]

Answer:

William weighs 111 pounds.

Step-by-step explanation:

N = x+6

W = x

T = x-3

x+6+x+x-3=336

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x = 333/3

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4 0

2 years ago

9/4 is close to the square root of what integer

SpyIntel [72]

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8 0

1 year ago

Solving system of equations with substitution.

JulijaS [17]

Answer:

Hope it helps!

Step-by-step explanation:

Sub y=5x into y=2x+3

so

5x=2x+3

3x=3

x=1

plug x=1 into y=5x

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Checking work

Plug (1,5) into y=2x+3

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5=5

Plug (1,5) into y=5x

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6 0

3 years ago

A bag contains 12 discs

trasher [3.6K]

Answer:

If they are both red, 7/22

If both blue, 1/22

Yellow, 1/66

Step-by-step explanation:

7/12 times 6/11 (both decrease by one because there is no replacement)

3/12 times 2/11

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8 0

3 years ago

Priya has a recipe for banana bread. She uses 7 1/2 cups of flour to make 3 loaves of banana bread. Andre will follow the same r

DochEvi [55]

9514 1404 393

Answer:

A. b = 2/5f

Step-by-step explanation:

Andre's equation is in the form ...

b = kf

The value of k can be found by dividing by f:

b/f = k

For Priya's recipe, the values are ...

b/f = k = 3/7.5 = 2/5

Andre's equation is ...

$\boxed{b=\dfrac{2}{5}f}$

4 0

2 years ago